/*
 * Copyright 2004-2009 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package susano.presen.validator;

import susano.presen.util.ApplicationMessage;

/**
 * An abstract class to validate an input value.
 *
 * @author tanaka.akira.2006
 * @version $Id: AbstractValidator.java 220 2009-10-13 08:50:15Z tanaka.akira.2006 $
 *
 */
public abstract class AbstractValidator implements Validator {

	/**
	 * The error message.
	 */
	protected String message;

	/**
	 * Constructor.
	 */
	public AbstractValidator() {
	}

	/**
	 * Constructor.
	 *
	 * @param message
	 *            the error message
	 */
	public AbstractValidator(String message) {
		this.message = message;
	}

	/**
	 * Returns the label.
	 *
	 * @param name
	 *            the name
	 * @return the label
	 */
	protected String getLabel(String name) {
		String label = ApplicationMessage.get("label." + name);
		if (label != null) {
			return label;
		}
		return name;
	}
}